[Urology in the Białystok district on the 20th anniversary of the Polish People's Republic].
D049673:History, 20th Century; D006761:Hospitals / Q000266:history; D006801:Humans; D011044:Poland; D014572:Urology / Q000266:history*
Urologia w województwie białostockim w dwudziestolesciu Polski Ludowej.